Bottle opener



FIG. 1 is a perspective view of the bottle opener showing my new design;

FIG. 2 is a side view showing one side thereof, the other side being the mirror image;

FIG. 3 is a front view thereof;

FIG. 4 is a back view thereof;

FIG. 5 is a top plan thereof; and

FIG. 6 is a bottom plan view thereof. 

The ornamental design for a bottle opener, substantially as shown and described. 